package com.demo.datastructure.hashTable;

import java.util.HashMap;
import java.util.LinkedHashMap;

/**
 * @description:
 * @author: ljr
 * @time: 2021/5/22 19:13
 */
public class HashMapTest {

    public static void main(String[] args) {
        HashMap<String,String> map = new HashMap<>();
        LinkedHashMap<String,String> linkedHashMap = new LinkedHashMap<>();
        linkedHashMap.put("111","2222");
    }
}
